Gems /
Bonewitz, Ra.
Gems / Ronald Louis Bonewitz. - 1st American ed. - New York : DK Pub., 2013. - 224 p. : ill. (chiefly col.) ; 23 cm. - DK Smithsonian nature guide . - Smithsonian nature guide (New York, N.Y.) .
Includes index.
What is a gem? -- How gems form -- Crystals -- Classifying gems -- Physical properties -- Optical properties -- Where gemstones are found -- Mining gemstones -- Cutting gems -- Polishing and engraving gems -- Gem enhancement -- Synthetic gems -- History and folklore -- Collecting gems -- Gemstones. Precious metals -- Cut stones -- Organics -- Glossary.
1465402187 9781465402189 (pbk.)
2012289835
QE392 / .B573 2013
553.8 SMI
Gems / Ronald Louis Bonewitz. - 1st American ed. - New York : DK Pub., 2013. - 224 p. : ill. (chiefly col.) ; 23 cm. - DK Smithsonian nature guide . - Smithsonian nature guide (New York, N.Y.) .
Includes index.
What is a gem? -- How gems form -- Crystals -- Classifying gems -- Physical properties -- Optical properties -- Where gemstones are found -- Mining gemstones -- Cutting gems -- Polishing and engraving gems -- Gem enhancement -- Synthetic gems -- History and folklore -- Collecting gems -- Gemstones. Precious metals -- Cut stones -- Organics -- Glossary.
1465402187 9781465402189 (pbk.)
2012289835
QE392 / .B573 2013
553.8 SMI